Air and Fuel› Performance Packages

FlexFuel

BMW FFK-E01 Bluetooth Flex Fuel Kit

$620.00

SKU: BMW-FFK-E01

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The FlexFuel BMW-FFK-E01 is a Bluetooth flex fuel kit designed for BMW 135i & 335i E-Chassis models with N54 and N55 motors. This kit allows for real-time monitoring of ethanol content via a mobile app. It replaces stock fuel lines with an E85 compatible upgrade and includes an ethanol sensor and Bluetooth analyzer.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandFlexFuel
Part NumberBMW-FFK-E01
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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